Solution : https://service.sap.com/sap/support/notes/975891 (SAP Service marketplace login required)
Key words :
system returns empty pat table entries, choosing 'utilities-> disassemble ocs package', choose 'import support packages', relevant support package, report rstlan_import_ocs directly, system informs, ocs import, installation package, package manually, terms rstlan_import_ocs
Related Notes :
| 974677 | Incorrect import queue for OCS import |